<template>
  <div>
    <el-row style="height: 840px">
      <search-bar @onSearch="searchResult" ref="searchBar"></search-bar>
      <el-tooltip
        effect="dark"
        placement="right"
        v-for="item in books.slice(
          (currentPage - 1) * pagesize,
          currentPage * pagesize
        )"
        :key="item.id"
      >
        <p slot="content" style="font-size: 14px; margin-bottom: 6px">
          {{ item.title }}
        </p>
        <p slot="content" style="font-size: 13px; margin-bottom: 6px">
          <span>{{ item.author }}</span> / <span>{{ item.date }}</span> /
          <span>{{ item.press }}</span>
        </p>
        <p slot="content" style="width: 300px" class="abstract">
          {{ item.abs }}
        </p>
        <el-card
          style="
            width: 135px;
            margin-bottom: 20px;
            height: 233px;
            float: left;
            margin-right: 15px;
          "
          class="book"
          bodyStyle="padding:10px"
          shadow="hover"
        >
          <div class="cover" @click="editBook(item)">
            <img :src="item.cover" alt="封面" />
          </div>
          <div class="info">
            <div class="title">
              <a href="">{{ item.title }}</a>
            </div>
            <i class="el-icon-delete" @click="deleteBook(item.id)"></i>
          </div>
          <div class="author">{{ item.author }}</div>
        </el-card>
      </el-tooltip>
      <edit-form @onSubmit="loadBooks()" ref="edit"></edit-form>
    </el-row>
    <el-row>
      <el-pagination
        @current-change="handleCurrentChange"
        :current-page="currentPage"
        :page-size="pagesize"
        :total="books.length"
      >
      </el-pagination>
    </el-row>
  </div>
</template>

<script>
import EditForm from "./EditForm";
import SearchBar from "./SearchBar";
export default {
  name: "Books",
  components: { EditForm, SearchBar },
  data() {
    return {
      books: [],
      currentPage: 1,
      pagesize: 17,
    };
  },
  mounted: function () {
    this.loadBooks();
  },
  methods: {
    loadBooks() {
      var _this = this;
      this.$axios.get("/books").then((resp) => {
        if (resp && resp.status === 200) {
          _this.books = resp.data;
        }
      });
    },
    handleCurrentChange: function (currentPage) {
      this.currentPage = currentPage;
      console.log(this.currentPage);
    },
    searchResult() {
      var _this = this;
      this.$axios
        .get("/search?keywords=" + this.$refs.searchBar.keywords, {})
        .then((resp) => {
          if (resp && resp.status === 200) {
            _this.books = resp.data;
          }
        });
    },
    deleteBook(id) {
      this.$confirm("此操作将永久删除该书籍, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(() => {
          this.$axios.post("/delete", { id: id }).then((resp) => {
            if (resp && resp.status === 200) {
              this.loadBooks();
            }
          });
        })
        .catch(() => {
          this.$message({
            type: "info",
            message: "已取消删除",
          });
        });
      // alert(id)
    },
    editBook(item) {
      this.$refs.edit.dialogFormVisible = true;
      this.$refs.edit.form = {
        id: item.id,
        cover: item.cover,
        title: item.title,
        author: item.author,
        date: item.date,
        press: item.press,
        abs: item.abs,
        category: {
          id: item.category.id.toString(),
          name: item.category.name,
        },
      };
    },
  },
};
</script>
<style scoped>
.cover {
  width: 115px;
  height: 172px;
  margin-bottom: 7px;
  overflow: hidden;
  cursor: pointer;
}

img {
  width: 115px;
  height: 172px;
  /*margin: 0 auto;*/
}

.title {
  font-size: 14px;
  text-align: left;
}

.author {
  color: #333;
  width: 102px;
  font-size: 13px;
  margin-bottom: 6px;
  text-align: left;
}

.abstract {
  display: block;
  line-height: 17px;
}

.el-icon-delete {
  cursor: pointer;
  float: right;
}

.switch {
  display: flex;
  position: absolute;
  left: 780px;
  top: 25px;
}

a {
  text-decoration: none;
}

a:link,
a:visited,
a:focus {
  color: #3377aa;
}
</style>

